DESCRIPTION
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly or key is replaced, refer to Registration
(See page ).
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
2. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
3. |
READ VALUE USING TECHSTREAM (IMMOBILISER FUEL CUT) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine and ECT or Engine / Data List.
(e) Read the Data List according to the display on the Techstream.
Engine and ECT (for 2TR-FE)
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Immobiliser Fuel Cut |
Status of immobiliser fuel cut / ON or OFF |
- |
- |
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Immobiliser Fuel Cut |
Status of immobiliser fuel cut / ON or OFF |
- |
- |
OK:
OFF is displayed after the ignition switch is turned ON.
Result
Result |
Proceed to |
---|---|
NG |
A |
OK (for 2TR-FE) |
B |
OK (for 2GR-FKS) |
C |
B | ![]() |
GO TO SFI SYSTEM |
C | ![]() |
GO TO SFI SYSTEM |
|
4. |
CHECK SECURITY INDICATOR LIGHT OPERATION |
(a) Check that the security indicator light turns off when a registered key is inserted into the ignition key cylinder.
OK:
Security indicator light turns off.
Result
Result |
Proceed to |
---|---|
NG |
A |
OK |
B |
B | ![]() |
GO TO OTHER DIAGNOSIS PROCEDURE (Engine does not Start but Initial Combustion Occurs) |
|
5. |
CHECK SECURITY INDICATOR LIGHT OPERATION |
(a) Check that the security indicator light turns off when another registered key is inserted into the ignition key cylinder.
OK:
Security indicator light turns off.
NG | ![]() |
GO TO STEP 7 |
|
6. |
CHECK WHETHER ENGINE STARTS |
(a) Using another registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result
Result |
Proceed to |
---|---|
Engine cannot be started |
A |
Engine can be started |
B |
A | ![]() |
GO TO OTHER DIAGNOSIS PROCEDURE (Engine does not Start but Initial Combustion Occurs) |
B | ![]() |
GO TO STEP 11 |
7. |
REPLACE TRANSPONDER KEY COIL |
(a) Replace the transponder key coil (See page
).
|
8. |
CHECK WHETHER ENGINE STARTS |
(a) Using another registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started |
B |
A | ![]() |
END (TRANSPONDER KEY COIL WAS DEFECTIVE) |
|
9. |
REPLACE TRANSPONDER KEY ECU ASSEMBLY |
(a) Replace the transponder key ECU assembly with a new one (See page
).
NOTICE:
Key ID code registration is necessary when replacing the transponder key ECU
assembly, refer to Registration (See page ).
|
10. |
CHECK WHETHER ENGINE STARTS |
(a) Using another registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started |
B |
A | ![]() |
END (TRANSPONDER KEY ECU ASSEMBLY WAS DEFECTIVE) |
|
11. |
REPLACE KEY |
(a) Replace the key.
NOTICE:
Key ID code registration is necessary when replacing the key, refer to Registration
(See page ).
|
12. |
CHECK WHETHER ENGINE STARTS |
(a) Using another registered key, turn the ignition switch to ON.
(b) Check that the engine starts 5 seconds after the ignition switch was turned to ON.
OK:
Engine starts normally.
Result
Result |
Proceed to |
---|---|
Engine can be started |
A |
Engine cannot be started (for 2TR-FE) |
B |
Engine cannot be started (for 2GR-FKS) |
C |
A | ![]() |
END (KEY WAS DEFECTIVE) |
B | ![]() |
GO TO SFI SYSTEM |
C | ![]() |
GO TO SFI SYSTEM |
Monitor Drive Pattern
MONITOR DRIVE PATTERN
1. TEST MONITOR DRIVE PATTERN FOR ECT
CAUTION:
Perform this drive pattern on a level surface and strictly observe the posted
speed limits and traffic laws while driving.
HINT:
Performing this drive pattern is one method to simulate the ECM (ECT) malfunction
detection c ...
Low Beam Headlight Circuit
DESCRIPTION
The main body ECU (multiplex network body ECU) controls the low beam headlights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing
the following inspection procedure.
If the main body ECU (multipl ...
Disassembly
DISASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. REMOVE NO. 1 HEADLIGHT BULB
(a) Turn the No. 1 headlight bulb in the direction indicated by the arrow
i ...